Platinum #3776 Century Chartres BlueThe #3776 CENTURY CHARTRES BLUE fountain pen draws inspiration from the renowned stained glass windows of Chartres Cathedral, a UNESCO World Heritage Site in France. The cathedral, considered one of the three major cathedrals in France, is celebrated for its historic 11th to 13th century stained glass, recognized globally for its exquisite beauty. The pen's color, "Chartres blue," emulates the unique blue hue of the stained glass, which is